Modified Life features car stereo wiring diagram, car radio wire schematic and car audio wiring guide for all late model cars. All the wire color codes information you need to perform a car radio installation.

Our car stereo wire charts, car radio wire harness colors and installation guides are easy to read, informative, organized and best of all, free. Use, add to and reference any car wiring information on Modified Life.

Having trouble installing your car radio head unit? Simply find the car radio wiring diagram for your vehicle and post a question or ask for help. We or someone in the community will try to help you find a solution.

The Modified Life staff has taken all its BMW 740iL car radio wiring diagrams, BMW 740iL car audio wiring diagrams, BMW 740iL car stereo wiring diagrams, BMW 740iL car radio wiring schematics, BMW 740iL car wiring diagrams and cataloged them online for use by our visitors for free. Our automotive wiring diagrams allow you to enjoy your new mobile electronics rather than spend countless hours trying to figure out which wires goes to which 1998 BMW 740iL part or component.

Feel free to use any BMW 740iL car stereo wiring diagram that is listed on Modified Life but keep in mind that all information here is provided “as is” without any warranty of any kind and most of the car audio wiring diagrams listed on our enthusiast website are submitted by the Modified Life community. Use of the BMW 740iL wiring information is at your own risk. Always verify all wires, wire colors and diagrams before applying any information found here to your 1998 BMW 740iL.

Questions

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Adding More Information

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Hi. I am trying to install a dvd /gps system into my car. I have all the wires hooked up correctly but i am still getting no sound .My car have the built in amp system in to the speakers and i do not want to by pass . It has a DPS system on it .where the phone and all hook into to harness but on the new harness there is no place for the other piece of the harness hook into for the DSP system to work and the phone. I am aware that i am going to loose the ability to use the phone and the DSP system but i need the amp to come on for my speakers to work and i believe the wire is hook into to other hookup for ha the DPS wire and phone wire are all connected in one big wire hook up for the original harness. What do i do ?? What wire needs to be hooked up for the speaker amps to come on? I need help..